If you suddenly received $100,000 today, would you invest it all at once or spread it out over time?

I recently found myself thinking about a scenario that comes up surprisingly often. Someone receives a large inheritance, sells a property, exits a business, or simply accumulates a significant amount of cash and suddenly has a six-figure sum sitting in their account. The data generally suggests that investing a lump sum immediately tends to outperform dollar-cost averaging over long periods because markets spend more time going up than down. At the same time, the psychological side of investing